Merrill, George P. · John Wiley & Sons, Chapman & Hall, Ltd., · leaf 240
Slate Oi-ahry at West Pawlkt, VERMONT. The view shows a foM in the IhhIs at the bottom ami toward the right. (From 19th Ann, Report l\ S. Geological Survey,) 7*i> fact flag* i<*5. THE ARGILLITES; SLATES. l97 slates of the State, and is very extensively worked. The slateis soft and uniform in…
Decoration and ornament, Architectural · Quarries and quarrying · Building stones
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